Quantitative Aptitude - . Find the fourth row, having the bit pattern as an integer in an 8-bit computer, and express the an

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Quantitative Aptitude | Question 20 of 49

. Find the fourth row, having the bit pattern as an integer in an 8-bit computer, and express the answer in its decimal value.
A 0 0 0 0 1 1 1 1
B 0 0 1 1 0 0 1 1
C 0 1 0 1 0 1 0 1
(AU(B-C)) ?
please do explain ur answers.....

Total Answers and Comments: 4

Last Update: September 23, 2007 Asked by: kumaresan

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September 14, 2006 15:14:31

Navdeep Singh

RE: . Find the fourth row, having the bit pattern as a...

Ans: 47AU(B-C):B-C 00100010AU(B-C): 00101111Converting this into decimal no. like this:0 0 1 0 1 1 1 10 0 32 0 8 4 2 1so 32+8+4+2+1 47plz tell me is it right....

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September 22, 2006 21:53:32

Milan Agarwal

RE: . Find the fourth row, having the bit pattern as a...

223 is answer

B-C is bitwise addition of B and 2s compliment of C

then bitwise union of A with abover result gives the ans as 1101 1111 which

has decimal value of 223.

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November 14, 2006 03:29:52

meera

RE: . Find the fourth row, having the bit pattern as a...

do the computation B-C as two's complement of C and add it with B. then add the result with A

ans of B-C 11011110

ans of AU(B-C) 11101101 thats in decimal 237

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September 23, 2007 16:42:27

Sach

RE: . Find the fourth row, having the bit pattern as a...

223 is the right answer.

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